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MATH2001/MATH7000
final exam information
Final examination: 12 questions (10 marks per question), 10 minutes
“reading” time + 2 hours + 15 minutes admin/upload time, open book. I
will post the cover sheet on Blackboard once it has been finalised.
Know the trigonometric identities
cos2(θ) + sin2(θ) = 1, cos2(θ) =
1
2
+
1
2
cos(2θ).
Not examinable
• Workbook Sections 3.4-3.5 (almost exact ODEs and integrating fac-
tors);
• Workbook Section 4.3 (the catenary problem);
• You will not be asked to reproduce the inductive proof in Workbook
Section 15.4, but you should know the result;
• Workbook Section 16.5.1 (systems of differential equations);
• Workbook Section 19.4 (quadric surfaces);
• You will not be asked to prove the theorems of Green, Gauss or Stokes.
1
Examinable
• ODEs
– Various methods of solving first order ODEs, especially exact equa-
tions;
– Existence and uniqueness criteria, examples of method of successive
approximations
– Second order linear nonhomogeneous ODEs: Wronskian, Abel’s Theo-
rem, variation of parameters, method of undetermined coefficients;
– Hyperbolic functions: definitions, identities, inverse functions.
• Linear algebra
– Vector spaces, inner product spaces, properties of an inner product,
transition matrices, linear independence, span, basis;
– Gaussian elimination, row echelon form, solving systems of linear equa-
tions, rank;
– Orthogonality in inner product spaces, orthogonal complement, or-
thogonal projection onto a subspace, orthonormal basis, Gram-Schmidt
process;
– Least squares approximation in an inner product space;
– Orthogonal matrices, transition matrices between orthonormal bases;
– Complex matrices - unitary, hermitian, normal - related results;
– Eigenvalues/eigenvectors: diagonalisation, diagonalisation by orthogo-
nal/unitary matrices, quadratic forms, conic sections;
– Using diagonalisation to classify critical points of a function on n-
dimensions.
2
• Double & triple integrals
– Double integrals in rectangular and polar coordinates, Jacobian;
– General variable transformations in double integrals, Jacobian, image.
– Triple integrals in rectangular, cylindrical and spherical coordinates,
Jacobian;
– Determine bounds, evaluation;
– Changing the order of integration in an iterated integral;
– Applications of multiple integrals such as area and volume, calculating
mass, locating centre of mass, moments of inertia;
– You should understand the formulae for the mass, centre of mass and
moments of inertia;
• Vector calculus
– Flux of a vector field across a curve in 2D or surface in 3D, divergence,
flux integrals, Gauss’ divergence theorem;
– Parameterisation of curves and surfaces, surface integrals, surface area;
– Line integrals in 2D, 3D, curl, conservative vector fields, potential func-
tions, Green’s theorem, Stokes’ theorem;
– Make sure you know the theorems of Green, Gauss and Stokes, and
under what conditions they can be applied.